OT-2026-000054807
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000054807) never changes.
Identity and time
| Publication number | OT-2026-000054807 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1285-750f-8dcd-256cc26b6003 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054807 |
| Status | PUBLIC |
Content hashes
| Canonical text | 80026a16985891e327986154827618e78764fdb1a64bce71a5d87b119f9f5ae5 |
|---|---|
| Markdown | e32ca7edc4226bc663fab622d46a4f78fc84d12e7017a3988545509c200a134c |
| Publication page | d4d8b3c960eac0e4908cd6a745bc500681190575446b125622a2a1021b7ad22d |
| Manifest | c0ffa184310f07ef4d0e151cb73a44c260b73e2b584247b83ec538f2ea8becb0 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | cZKipSgtezxEN24dKG2gR1RfE1Z6RnLST8zDyIr5ZXZMa87XuaFroqNLtKF731sBctEldjIHKG3R+ZmZoicXAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:54:00.654063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054807observed d4d8b3c960eac0e4908cd6a745bc5006...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:00.636591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054807/manifest.jsonobserved c0ffa184310f07ef4d0e151cb73a44c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:00.616374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054807/publication.mdobserved e32ca7edc4226bc663fab622d46a4f78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:00.597181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054807/publication.txtobserved 80026a16985891e327986154827618e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|